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Lecture

Newtonian Laws


Department
Physics
Course Code
PHYS 131
Professor
Christopher Ragan

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Exam: crib sheet allowed
Newton's first law!
No force, no acceleration
Mass!
!
It is a property that specifies how much resistance an object exhibits
to changes in its velocity!
!
Mass is a scalar property!
!
Mass and weight are two different quantities.
Newton's second law!
F=ma a=g
F=GmM!
r
Newton's third law!
!
F. = F Action - Reaction pair
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